Centrifuge tube, 250ml, STERILE, PP

These large volume centrifuge tubes are engineered to meet the demands of the most critical scientific work. The premium grade polypropylene (PP) tubes have molded graduation marks and leak-proof screw caps. Features: Polypropylene (PP) tube with high density polyethylene (HDPE) plug seal screw caps (6334 and 6336) or flat screw cap (6338) Molded graduations: 6334 at 5mL, 10mL and 20mL, and then up to 200mL at 20mL increments 6336 at 5mL, 10mL and 20mL, and then up to 220mL at 20mL increments 6338 from 50mL to 450mL at 50mL increments Max RCF up to 7,500 x g (6334, 6336) or 6,000 x g (6338) Leak-proof Autoclavable at 121º and freezable to -40º RNase/DNase free and non-pyrogenic Sterilized by gamma irradiation SAL10-6 (ISO11137) Manufactured in a Class 100,000 cleanroom environment Manufactured under ISO13485:2016 and ISO 9001:2015 quality management systems Latex free